Chinese cabbage biogas fertilizer application method

1. Seedling stage: 40% biogas slurry is used for acupuncture, or 800 kg of biogas slurry per acre is used for ridge pouring. However, it must be watered immediately after pouring to avoid burning seedlings.

2. Rosette period: This period is one of the periods with a high incidence of Chinese cabbage. In addition to the application of biogas slurry to Qingshui or Shunling, if a 30% biogas slurry is used for one-time spraying, the effect is even better. good.

3, the ball period: this period of biogas slurry can be increased to 1000 kg per acre, combined with three times into the water can be applied.

4, mature: Chinese cabbage into the mature period, the fertilizer is not very sensitive to water, so the amount of biogas slurry can be reduced to about 400 kilograms per mu, the same combination of water poured into the sub-application.

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